function y=create_plots(v1,v2)
string=['pro947_',num2str(v1),'_',num2str(v2),'.png'];

N=64;
h=1/N;
w=2/3;
syms k;
lam=1-2*w*sin(k*pi/(2*N))*sin(k*pi/(2*N));
lamc=1-2*w*cos(k*pi/(2*N))*cos(k*pi/(2*N));
sk=sin(k*pi/(2*N))*sin(k*pi/(2*N));
ck=cos(k*pi/(2*N))*cos(k*pi/(2*N));

c1(k)=sk*lam.^(v1+v2);
c2(k)=sk*(lam.^v1)*(lamc.^v2);
c3(k)=ck*(lam.^v2)*(lamc.^v1);
c4(k)=ck*lamc.^(v1+v2);
figure(1);
fp1 = fplot(@(k)c1(k),[0 32]);
grid on;

fp1.LineStyle = '-';
fp1.Color = 'k';
hold on;
fp2 = fplot(@(k)c2(64-k),[32 64]);
fp2.Color = 'b';
fp2.LineStyle = '-.';
fp3 = fplot(@(k)c3(k),[0,32]);
fp3.Color = 'm';
fp3.LineStyle = '--';
fp4 = fplot(@(k)c4(64-k),[32 64]);
fp4.Color = 'r';
fp4.LineStyle = '-';
fp4.Marker = '.';
title(string);
legend('c1','c2','c3','c4');

saveas(1,string);
clf(1);
y=0;
end